Joel S. Oldham

SI Smith International: 1 patents #390 of 708Top 60%

📍 San Juan Capistrano, CA: #278 of 406 inventorsTop 70%

🗺 California: #247,236 of 386,348 inventorsTop 65%

Overall (All Time): #4,110,413 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4199156	Sealing ring for drilling tool cutters	Timothy L. Landerville	1980-04-22